OpenTechnical

OT-2026-000099848

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000099848) never changes.

Identity and time

Publication numberOT-2026-000099848 · never reused
Internal UUID01a0aea3-1473-72e1-b103-1ec773069ddb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099848
StatusPUBLIC

Content hashes

Canonical text055ed47d2df01cab42c65d8584580ab498ac61bc7b4fa810c10a36c0a7ed006d
Markdown1b284a2f368c6c797a59aba5aaa675cc97ebeff9373d122689ff4f339012f5dd
PDF
Publication pageb69cc7b0ec2a203d6d4916897ca5e7c1d2c5f36e67fca5790568a6a8baf52628
Manifest5d242fd2401187b9f49f9eabf1bea6afdde2fb52736968e3b5f9af5d63205d9e

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
SignatureqTyJYgURUpKn1SNwLnboNfwzD87hDIqF+tGT90igOCVzbu1d30fdCUXSZZ7SW2Crvd1tYOCFo0K0w5LD5mB7CA==
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

2026-09-17T09:30:21.184579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099848
observed b69cc7b0ec2a203d6d4916897ca5e7c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.167150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099848/manifest.json
observed 5d242fd2401187b9f49f9eabf1bea6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.149655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099848/publication.md
observed 1b284a2f368c6c797a59aba5aaa675cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.129474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099848/publication.txt
observed 055ed47d2df01cab42c65d8584580ab4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.212931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099848
observed b69cc7b0ec2a203d6d4916897ca5e7c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.195938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099848/manifest.json
observed 5d242fd2401187b9f49f9eabf1bea6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.179362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099848/publication.md
observed 1b284a2f368c6c797a59aba5aaa675cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.161899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099848/publication.txt
observed 055ed47d2df01cab42c65d8584580ab4...
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.