OpenTechnical

OT-2026-000041015

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line 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-2026-000041015) never changes.

Identity and time

Publication numberOT-2026-000041015 · never reused
Internal UUID01a0ae79-b10e-77d7-b96b-c656d72f5ffa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041015
StatusPUBLIC

Content hashes

Canonical text5808c0138d0be20546a05277d9fc1eda44a18b2f97602a389628cc96aebc01e6
Markdown1fda29cefe0fdf6a21cb010062e52ca0bc0b42dfd52931b2773fe8c6b4f5d93d
PDF
Publication pageba1f5e9cc5eacd8ed57d8c6d3efaa4475b4c42c9795b2b188e235d9aa3221af9
Manifest1dc58d4d94d96c6c29c7b79acc1e616b6e429dad688f1fc44893f19a42868ec0

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
SignatureNWRedknSrasg7W9HtlJ/p9lKs66zBBjxcAW3v1Ygy4P2yMd1N4SbNcVmFQtLu7UrpXGgmaNtmvrnozYEIfjQBg==
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

2026-09-17T16:43:25.229289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041015
observed ba1f5e9cc5eacd8ed57d8c6d3efaa447...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:25.035610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041015/manifest.json
observed 1dc58d4d94d96c6c29c7b79acc1e616b...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:24.846229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041015/publication.md
observed 1fda29cefe0fdf6a21cb010062e52ca0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:24.691178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041015/publication.txt
observed 5808c0138d0be20546a05277d9fc1eda...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.297814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041015
observed ba1f5e9cc5eacd8ed57d8c6d3efaa447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.282749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041015/manifest.json
observed 1dc58d4d94d96c6c29c7b79acc1e616b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.267357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041015/publication.md
observed 1fda29cefe0fdf6a21cb010062e52ca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.251519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041015/publication.txt
observed 5808c0138d0be20546a05277d9fc1eda...
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.