OpenTechnical

OT-2026-000017630

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000017630) never changes.

Identity and time

Publication numberOT-2026-000017630 · never reused
Internal UUID01a0ae6e-96f9-7880-a853-676652b70669 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017630
StatusPUBLIC

Content hashes

Canonical text2f5364785464280b301f422a518edf9d7f8bbd264d64176f264aeb395cd3f0ed
Markdown321929df90aa44a655b78d1c428399cff28a9aa62a1aadc6a1eb533682e69dc0
PDF
Publication page039b97c923082adc3e42feabc453359475b2ae8a75e4b4726cc218384ba9d7ce
Manifest68291868727c20fd19356d440622062c92e34209c7b5c92fa100ab054d964284

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
Signature0Wa5mCcjZYy+sddXuJGzKBWvCp+x9yA2YZUsvGYBPERWmKJS4sTUZDNLDgUnA0ORy947RTzthlZ2+L6681GoAQ==
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

2026-09-17T12:01:26.511109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017630
observed 039b97c923082adc3e42feabc4533594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:26.493638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017630/manifest.json
observed 68291868727c20fd19356d440622062c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:26.476710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017630/publication.md
observed 321929df90aa44a655b78d1c428399cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:26.458121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017630/publication.txt
observed 2f5364785464280b301f422a518edf9d...
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.