OpenTechnical

OT-2026-000037844

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000037844) never changes.

Identity and time

Publication numberOT-2026-000037844 · never reused
Internal UUID01a0ae77-f889-7906-90d2-97393bd4de92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037844
StatusPUBLIC

Content hashes

Canonical text3a27385958acd47972596fa1bc66634af45bff312f36ba4a944707d382e22456
Markdown5ffbb9933fea55ba8c25a4dc593b4395e0856b1a729e4c975476f27d7892ca6b
PDF
Publication pagefac3dc811befaf1fe2a4b5ea944deeb2028295e591d71e21e42cd818d68b592c
Manifest78d5b875a305c3986d20009b0ab4957337e86ec5cf7115431c2ec623b24eb70c

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
SignatureVSkeeUZMWl1qB1JyUlhv8ob6nLu5yDU8QCYStQU9lbft1n1/CpHPqvpwo/AvHk3CNspxaVlgymrFEx/w0qpWCg==
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

2026-09-17T11:23:05.987309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037844
observed fac3dc811befaf1fe2a4b5ea944deeb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.971845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037844/manifest.json
observed 78d5b875a305c3986d20009b0ab49573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.955547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037844/publication.md
observed 5ffbb9933fea55ba8c25a4dc593b4395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.939212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037844/publication.txt
observed 3a27385958acd47972596fa1bc66634a...
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.