OpenTechnical

OT-2026-000010050

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000010050) never changes.

Identity and time

Publication numberOT-2026-000010050 · never reused
Internal UUID01a0ae6b-cb79-79d0-a265-bacebcb5f505 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010050
StatusPUBLIC

Content hashes

Canonical text269cca8f09d2a7f913e4221779cf3d4fb7bbfa6c61fec16c2338bf2b9a2e9abd
Markdownf163e158704d7338a38eb1a829dc3ba50525e65d7a12ed82957e87695413019d
PDF
Publication pagef9475566cbaa3ed7b4bd3a45b5ce3d296540fe8ecd52e6da30bdaa81163387e3
Manifest0ddb1d72be3aea1dc356b2d92b12b67201f0a9822ab40c711b58f0141027d4ff

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
Signature6Dg4EPtqEz3PIME4TO0vRvf8Ci7Nij3UzE/ze50JOxVkbZJRL8MDsqcXFtxl6eMzZdiPzRzFBTVIiS7mbPUFCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:16:07.161897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010050
observed f9475566cbaa3ed7b4bd3a45b5ce3d29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:07.141697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010050/manifest.json
observed 0ddb1d72be3aea1dc356b2d92b12b672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:07.119647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010050/publication.md
observed f163e158704d7338a38eb1a829dc3ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:07.099326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010050/publication.txt
observed 269cca8f09d2a7f913e4221779cf3d4f...
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.