OpenTechnical

OT-2026-000062882

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000062882) never changes.

Identity and time

Publication numberOT-2026-000062882 · never reused
Internal UUID01a0ae8c-94a8-7511-b91e-f9cf9149a2e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062882
StatusPUBLIC

Content hashes

Canonical text1c200004f06afa99954d89114ab150bce132f0c0e0f72fca2eaf0a1128ece7ef
Markdown63153d161181eb5703d3bddeb0b04d3b55b461e6f0fbc8f0b3e6960cdc99010e
PDF
Publication page56399d406a722cba383da33fc4b8e0a9bc030589bc58ddb5f21cf54abcbce818
Manifest772bb51009c78da482ae605350c5017cb8337f030117870356616bbf0efc07d1

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
SignatureKsMUWwpd/zEnp3bYSfp7ENPguUdzejrRJ4nnYxArk99xxKrZhGVDcqQTNZ/CJdRxyv8iTWN6jtWptq7D69WWAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:14.620303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062882
observed 56399d406a722cba383da33fc4b8e0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.600357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062882/manifest.json
observed 772bb51009c78da482ae605350c5017c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.580032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062882/publication.md
observed 63153d161181eb5703d3bddeb0b04d3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.560533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062882/publication.txt
observed 1c200004f06afa99954d89114ab150bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.145297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062882
observed 56399d406a722cba383da33fc4b8e0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.127562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062882/manifest.json
observed 772bb51009c78da482ae605350c5017c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.110418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062882/publication.md
observed 63153d161181eb5703d3bddeb0b04d3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.094281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062882/publication.txt
observed 1c200004f06afa99954d89114ab150bc...
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.