OpenTechnical

OT-2026-000036178

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000036178) never changes.

Identity and time

Publication numberOT-2026-000036178 · never reused
Internal UUID01a0ae77-01cf-78cf-adb0-13f12363d579 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036178
StatusPUBLIC

Content hashes

Canonical text24757da03ea0f7bc1dc0b11d703ee42cf1d7a2c74d3ce6aaa0facf9299266588
Markdown6162c4067f6943f7d2fac1a94e0a484258f2b079f11fbd593ae05f536d6d7db8
PDF
Publication page7f71217e99416fb0cba68ae2d6b58e678cd028623a889ec68a6933e60be443d7
Manifest9ef61004f8f063733489a7d33e9bd28ca2f65e3b2522e8df1b456df7a981e502

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
SignatureN/UXqvFB1nRjbCWrDGiAkrImPHJgY1gn3RYuSW2kUXV0i4lY5CNdGhLyUf3x1FpaCqn2AUUrX9SORil/SXE0Bg==
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

2026-09-17T11:26:24.501757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036178
observed 7f71217e99416fb0cba68ae2d6b58e67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.485965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036178/manifest.json
observed 9ef61004f8f063733489a7d33e9bd28c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.468877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036178/publication.md
observed 6162c4067f6943f7d2fac1a94e0a4842...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.452847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036178/publication.txt
observed 24757da03ea0f7bc1dc0b11d703ee42c...
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.