OpenTechnical

OT-2026-000102754

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000102754) never changes.

Identity and time

Publication numberOT-2026-000102754 · never reused
Internal UUID01a0aea4-858c-7555-addc-28ec9d29947f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102754
StatusPUBLIC

Content hashes

Canonical text09a6b36c9b9d2e1f54dd8283d0ca502e3fc6e70070815f2aeb1c69b35cb63763
Markdown5c323c705a0bce9b40292e7d9a159432b93c3255bbde276ae432c0d21ebcbeb2
PDF
Publication page6c8da2a8f6dab84ac6b776718e3baeb309b88e5e0b346e49f27014a085c38a66
Manifestfe057526b4033a70923c729b0a7fa25f409b76ddb6bab2bde010177b69735d97

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
Signature0McP4ncI8OAJzD4PgQNfVu0NZLQI7pTO6Tsn+HS65uX4WzjP1HLKERb9HDol5ewfBxV8/EQioW9MdPog+ivOCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T20:42:11.977054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102754
observed 6c8da2a8f6dab84ac6b776718e3baeb3...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:42:11.585973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102754/manifest.json
observed fe057526b4033a70923c729b0a7fa25f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:42:11.313046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102754/publication.md
observed 5c323c705a0bce9b40292e7d9a159432...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:42:10.965806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102754/publication.txt
observed 09a6b36c9b9d2e1f54dd8283d0ca502e...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.619527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102754
observed 6c8da2a8f6dab84ac6b776718e3baeb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.601811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102754/manifest.json
observed fe057526b4033a70923c729b0a7fa25f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.583357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102754/publication.md
observed 5c323c705a0bce9b40292e7d9a159432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.563946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102754/publication.txt
observed 09a6b36c9b9d2e1f54dd8283d0ca502e...
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.