OpenTechnical

OT-2026-000009081

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, vented 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-2026-000009081) never changes.

Identity and time

Publication numberOT-2026-000009081 · never reused
Internal UUID01a0ae6b-31b8-7fec-a489-563526d31c4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009081
StatusPUBLIC

Content hashes

Canonical text9b5f6f3abef77fa9406f1d24c777355d20183e16b964f1b1693f9d83a7adb6fd
Markdowncc8b4e0cbd7ec108805d7d198ab7f8fd866d0de77b9bbc1a9e2427d26483151e
PDF
Publication page62f8007802f7f648cd9bc2329328776c6c06c8aea74877f9f4e1a5cf7c240067
Manifest707ecde462c95a4c392f93aa47c8c851a5f450258690af89b4f6ae26ff9e7e43

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
SignatureyANqv3P3rncgwDl6KICq5H23qp3BzEHg068iOynKwbSkbykd5xsXH4+ho8x3vwac5uBcIP0Cqm25NQ3MCAdIAg==
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

2026-09-17T12:17:45.108228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009081
observed 62f8007802f7f648cd9bc2329328776c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.087526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009081/manifest.json
observed 707ecde462c95a4c392f93aa47c8c851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.066495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009081/publication.md
observed cc8b4e0cbd7ec108805d7d198ab7f8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.044548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009081/publication.txt
observed 9b5f6f3abef77fa9406f1d24c777355d...
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.