OpenTechnical

OT-2026-000037954

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000037954) never changes.

Identity and time

Publication numberOT-2026-000037954 · never reused
Internal UUID01a0ae77-f88a-73fe-89ad-523172447dd6 · 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-2026-000037954
StatusPUBLIC

Content hashes

Canonical text54d77a6e772cc9186208305751d1a7e4214f08e3126d12c05436145810c50288
Markdownb8063199aa7847832b25fa1ed38469eb3b0f6ad51a2640132cdc99886cdd1a67
PDF
Publication page68cd070c885fd95afffed4ac04455bb7de2640104b91ed74e518e999eb4e1ca6
Manifest8c71fcae3fd47a56a64dbdb84f91932c6804a11f8ef251bcd1084497a654d44e

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
Signatureme6mjwBrxRRgCHo2y0CrF6TXuJNoa3LpSLWwzJAvPiYVmCSdJ5rk/ob7GYLeTxerJH3CIiIN7LQehtZ2oOz1Bw==
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

2026-09-17T11:23:14.469211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037954
observed 68cd070c885fd95afffed4ac04455bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.449269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037954/manifest.json
observed 8c71fcae3fd47a56a64dbdb84f91932c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.432405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037954/publication.md
observed b8063199aa7847832b25fa1ed38469eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.415808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037954/publication.txt
observed 54d77a6e772cc9186208305751d1a7e4...
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.