OpenTechnical

OT-2026-000038146

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000038146) never changes.

Identity and time

Publication numberOT-2026-000038146 · never reused
Internal UUID01a0ae77-f88b-7be5-86ff-961cb88c7522 · 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-2026-000038146
StatusPUBLIC

Content hashes

Canonical texta058a162b48290cd2823b4b2d1814f20872b470ef36add5b160d33c6c4261879
Markdown8ed74b3e42981e8bb709b42d8deb6777bf91d43802fba90f26b026d4d943bc98
PDF
Publication page8b6cd3c40d3f664a1339b3a4f279522e0f9e386e4a647b6ae147dda53ff0575d
Manifest8177c5c551fa11aa2a082291afa4d1c6794402f3cce682793ec644bfe8ef92d4

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
Signatureqv/pQsIV17D9x+6nbr6y7oyvVtTwL5LoET5lG6cL6GzOySXsiWVoEK+WAWp5wibCRckuYaX/kSNdHJccjs+/DA==
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

2026-09-17T11:23:29.677880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038146
observed 8b6cd3c40d3f664a1339b3a4f279522e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:29.661403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038146/manifest.json
observed 8177c5c551fa11aa2a082291afa4d1c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:29.641634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038146/publication.md
observed 8ed74b3e42981e8bb709b42d8deb6777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:29.625223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038146/publication.txt
observed a058a162b48290cd2823b4b2d1814f20...
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.