OpenTechnical

OT-2026-000010597

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, vented before set-down

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-2026-000010597) never changes.

Identity and time

Publication numberOT-2026-000010597 · never reused
Internal UUID01a0ae6c-0ee7-7a20-8296-3a7aaac71042 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010597
StatusPUBLIC

Content hashes

Canonical textd2dd348b6c86b13ec93ca19d6911f58ec228a496b5b9ae1f94932d85097b12db
Markdownb72f1e06c5388aea7f8ea89c11819c8660ee2f87834984500b8808988c0affb8
PDF
Publication page2155d151c6795b5b6470858a22326cb8ca6eff8f4d1968b0ef2161326470e466
Manifest6b6bcc5d6261ae8f06d3c7382ddb7f47ca43960fabe6161353864bc53f942f35

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
Signaturewko7FrSwITmxetOGbC+6HQqaZNKzlh/AVxTPnTbwTC8vWyUg1IRCzaTcFG3taLf0OyREbCDAC/uRJNroIbNrDg==
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

2026-09-17T12:14:47.023374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010597
observed 2155d151c6795b5b6470858a22326cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.005320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010597/manifest.json
observed 6b6bcc5d6261ae8f06d3c7382ddb7f47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:46.985291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010597/publication.md
observed b72f1e06c5388aea7f8ea89c11819c86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:46.966821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010597/publication.txt
observed d2dd348b6c86b13ec93ca19d6911f58e...
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.