OpenTechnical

OT-2026-000007823

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000007823) never changes.

Identity and time

Publication numberOT-2026-000007823 · never reused
Internal UUID01a0ae6a-908a-70a5-9ed0-d7e4208b6f9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007823
StatusPUBLIC

Content hashes

Canonical text53a3a9143d89842dbcf5a376fca3d681b2d12b2f12288f246c2607a1abdedd0d
Markdown71db8c47b5e69e666a4e31065297e7ae29f118619d5c9b6aee2c1047c33335c9
PDF
Publication page876796ff78bcac18dd2670b32a488e73e7d9a77c812a6173060cc0539a614ca6
Manifeste817c4806da8e4aa980ac031decf413c355c4c6d4b0f6737c09832e11d19b818

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature+6zm0paTjD/dfExSRa78Pjum5+T5qiZINlSJ5LmSHs0ICLMR7ENPv4+NCa8732BqqHt7IVcQWviUjSBONluUAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:16.241873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007823
observed 876796ff78bcac18dd2670b32a488e73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.223529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007823/manifest.json
observed e817c4806da8e4aa980ac031decf413c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.203875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007823/publication.md
observed 71db8c47b5e69e666a4e31065297e7ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.185723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007823/publication.txt
observed 53a3a9143d89842dbcf5a376fca3d681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.351467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007823
observed 876796ff78bcac18dd2670b32a488e73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.331542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007823/manifest.json
observed e817c4806da8e4aa980ac031decf413c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.314853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007823/publication.md
observed 71db8c47b5e69e666a4e31065297e7ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.291939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007823/publication.txt
observed 53a3a9143d89842dbcf5a376fca3d681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.