OpenTechnical

OT-2026-000043827

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000043827) never changes.

Identity and time

Publication numberOT-2026-000043827 · never reused
Internal UUID01a0ae7b-d677-7fbc-9824-8466808730b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043827
StatusPUBLIC

Content hashes

Canonical text83814a4b768d612caf056a9832d1b928514872f08b04b352e45445034b3a58ea
Markdownb5cb7f1c7e892dec40d729634a63b61295b937b5918ed05dd8d4ee10cdd825c8
PDF
Publication pagec45b90e6678c9dcbca98ca7f503330ba84bb79f06bf5da08b5ccad810ad3bd09
Manifestd3a6d4d4415f83e6718b2226b14dc468fff694c1be4859c72fb5463cfa34f3df

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
SignatureKyz2y+jBYr2grMMfHlQHHQ94G36TfrqRO/BfTR3ZCICr328fDEl0gy0RRIJACk9tSDW1240GAL399RnY12+FBw==
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

2026-09-17T11:12:08.319484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043827
observed c45b90e6678c9dcbca98ca7f503330ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:08.298755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043827/manifest.json
observed d3a6d4d4415f83e6718b2226b14dc468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:08.279068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043827/publication.md
observed b5cb7f1c7e892dec40d729634a63b612...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:08.258738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043827/publication.txt
observed 83814a4b768d612caf056a9832d1b928...
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.