OpenTechnical

OT-2026-000008017

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000008017) never changes.

Identity and time

Publication numberOT-2026-000008017 · never reused
Internal UUID01a0ae6a-908b-74e9-b55d-68e7385f92f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008017
StatusPUBLIC

Content hashes

Canonical textab6a5a65992e64e53d65563ac3f3e5ed30e43f069b073989ef6253c1150b8c69
Markdown6fb7de0cf2f476b7a3b86d4eb242634f9d6fed661718d86f3b3ae2480fb3df37
PDF
Publication page49a66ffc4b1c6fae4baa9da8625ecc066379e78cfa5ab449cfd4535686d1fe2f
Manifest98d9489d67fa5d1545b6e8480d3d1b61709bed3d707704892e58a1e4af1a246f

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
Signatureg0T9adKIeanWR8cxPwYFkPTuTUg8GnK6uBuqKPu8F3SmSQ9ZW90G3NCdckC5u6/ZRsdjp3jjyEfIvpDcFy0aBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:42:52.758211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008017
observed 49a66ffc4b1c6fae4baa9da8625ecc06...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:52.442096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008017/manifest.json
observed 98d9489d67fa5d1545b6e8480d3d1b61...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:52.089232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008017/publication.md
observed 6fb7de0cf2f476b7a3b86d4eb242634f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:51.859154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008017/publication.txt
observed ab6a5a65992e64e53d65563ac3f3e5ed...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.069008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008017
observed 49a66ffc4b1c6fae4baa9da8625ecc06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.036636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008017/manifest.json
observed 98d9489d67fa5d1545b6e8480d3d1b61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.014060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008017/publication.md
observed 6fb7de0cf2f476b7a3b86d4eb242634f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:35.993679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008017/publication.txt
observed ab6a5a65992e64e53d65563ac3f3e5ed...
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.