OpenTechnical

OT-2026-000049976

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line 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-2026-000049976) never changes.

Identity and time

Publication numberOT-2026-000049976 · never reused
Internal UUID01a0ae81-fd77-722b-8aba-cffaca218639 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049976
StatusPUBLIC

Content hashes

Canonical text6e8618d16a18949ed5e5fd5698888bc6f1686a96e2c1ea56aa1567c5468ea3f4
Markdown038abb90b5c478ad793fd0f71bf8b075dbcc35ee278316cfb24aaeff5cbde5b6
PDF
Publication pageb55617be578b56fea17c93d4ac5bb5f4c29405c9d1cea9acd9c83a2789e5cae7
Manifeste09686eecb9374a3e9bf43619cb0b96f9d60b95d1e2aa04a3bebef4d163d7eda

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
SignatureSBRYEENMmxCATDxVKjDujK67iholTh5nSgrokybqVRHd7S+aFWiCzqaylsP2W4grp4P8mLADVRwGBWw+fpGPAg==
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

2026-09-17T11:01:55.562340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049976
observed b55617be578b56fea17c93d4ac5bb5f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:55.543582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049976/manifest.json
observed e09686eecb9374a3e9bf43619cb0b96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:55.525737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049976/publication.md
observed 038abb90b5c478ad793fd0f71bf8b075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:55.507369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049976/publication.txt
observed 6e8618d16a18949ed5e5fd5698888bc6...
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.