OpenTechnical

OT-2026-000082669

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, sustained blow-off 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-2026-000082669) never changes.

Identity and time

Publication numberOT-2026-000082669 · never reused
Internal UUID01a0ae97-8cc8-7721-900e-feb53c425fd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082669
StatusPUBLIC

Content hashes

Canonical textab31839b880d5e1f68f033fda91cc64995249976e4d8bd6c48ecf48826da2f3d
Markdownf68045f14d83aa27bae380e8cc1b4b2cd95c138dedbe456a30bd41cda91d3f0d
PDF
Publication page3a2719e6bb445f0c0e88ca89164d04fcf047216400f49e71dfe6e706db7ca06c
Manifestda11746e86c06d7d92c740c9cb93764a5236e206e53f7590ce29d1c576f7b3ae

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
SignatureMGi5FS4QpYm8vtd0nXwUiaBZLHUjSjZpYQmP2U+7ynda4MoLx6MRygVbzzcBTYUFIamIaXavUBstrxXYeBmGBQ==
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

2026-09-17T09:58:14.175093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082669
observed 3a2719e6bb445f0c0e88ca89164d04fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.158118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082669/manifest.json
observed da11746e86c06d7d92c740c9cb93764a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.139092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082669/publication.md
observed f68045f14d83aa27bae380e8cc1b4b2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.121638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082669/publication.txt
observed ab31839b880d5e1f68f033fda91cc649...
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.