OpenTechnical

OT-2026-000068608

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000068608) never changes.

Identity and time

Publication numberOT-2026-000068608 · never reused
Internal UUID01a0ae90-2482-7b2b-9ce9-c5e519cf98e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068608
StatusPUBLIC

Content hashes

Canonical text6bd06ec4d3d8aa29139a1c5432ab470cbb25a2a5bd1036363f268ec9c4eb7b75
Markdownd6089549ba9a4424b9d9169fc25265276e66e6338f5dcf041712cb56b3d62df1
PDF
Publication pagee68a95d0efd6a40281b4051eab48d61ae900edcaac24405e053e30c24c5e3072
Manifest5aac703aefa12c6a069adc6b2cc7b77676a4a0699d73d7310c64a9051e175759

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
SignatureCE80SKv5P/TLp1Bar66Mm8n/bydBL7ZjYDdzSPuSVRFk40y6TSEiri/ufNv7w35HuM/Fs+HJhJPEgNpWv0g1Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:47.424230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068608
observed e68a95d0efd6a40281b4051eab48d61a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.406956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068608/manifest.json
observed 5aac703aefa12c6a069adc6b2cc7b776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.390643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068608/publication.md
observed d6089549ba9a4424b9d9169fc2526527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.372834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068608/publication.txt
observed 6bd06ec4d3d8aa29139a1c5432ab470c...
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.